Home / 71,076.22-98,085.81-39,247.54

Finding the Fourth Proportional to 71,076.22, 98,085.81 and 39,247.54

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Solution

The fourth proportional to 71,076.22, 98,085.81 and 39,247.54 is: 54,161.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,076.22 : 98,085.81 = 39,247.54 : x
  2. Step 2: Convert to fraction form
    71,076.22/98,085.81 = 39,247.54/x
  3. Step 3: Cross multiply
    71,076.22x = 98,085.81 × 39,247.54
  4. Step 4: Simplify right side
    71,076.22x = 3,849,626,751.41
  5. Step 5: Solve for x
    x = 3,849,626,751.41/71,076.22
  6. Step 6: Final answer
    x = 54,161.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.